Answer:
85.15
Step-by-step explanation:
79.95 x 0.065 = 5.197
79.95 + 5.197 = 85.15
Step-by-step explanation:
because the total sum of each percent is 90%
and it must be 100% as it is a full circle
Answer:
Step-by-step explanation:
cos 225 = -cos 45 = -1/√2.
sin 225 = -sin45 = -1√2.